The Internet has opened up lots of ways to earn money here and there and one of them is publishing. It costs absolutely nothing to publish a book on Kindle or Smashwords.com. If you've thought about writing memoirs for the next family reunion or have a short story or even a novel manuscript hidden away, get it out there for others to read.
If you don't have a Kindle, you can download Kindle for PC at the Amazon site. Kindle for PC